MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
The most complete online medical dictionary: 16,436 terms covering anatomy, physiology, pathologies, diagnostic exams, pharmacology and every clinical specialty.
Designed for 3 kinds of users:
- Patients and family who want to understand a diagnosis, a medical report or instructions from a doctor.
- Students of medicine, nursing, physiotherapy and the health professions, dealing with technical terminology.
- Doctors, pharmacists and healthcare workers who need a quick and reliable reference.
Definitions are written in clear, accessible language while keeping the rigor required for professional use. Each term has a dedicated URL, instant autocomplete search, and can be shared on WhatsApp, Facebook, X and via email with one click.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
Disclaimer: the content is for informational and educational purposes only and does not replace medical advice. If you have doubts about your health, always consult a qualified professional. In case of emergency call your local emergency number (911 in the US, 112 in the EU).
Toothache
Toothache: Pain in or near a tooth. Also called odontalgia. The most common cause of a toothache is a dental cavity. The second most common cause is gum disease. Toothache can be caused by a problem that does not originate from a tooth or…
Read the definitionRandom terms
Show more- ZIP code, protein An informal name for a molecular cell biology system of signals or 'address tags' that guide the movement of…
- Neuroendocrine cancer of the skin Also called Merkel cell carcinoma. An uncommon but highly malignant skin tumor that characteristically starts…
- Roundworm genome See: C. elegans genome
- Contraindication >An absolute contraindication is a situation which makes a particular treatment or procedure absolutely…
- Intraocular In the eye. The intraocular pressure is the pressure within the eye
- Bilharziasis A parasite infection by a trematode worm acquired from infested water. Also known as schistosomiasis. Species…
- Biliary decompression A procedure done to remove pressure on the biliary tree and permit the normal drainage of bile
- Test, ovarian cancer CA 125 A screening test for cervical cancer based on the examination under the microscope of cells collected from…
- Tuberculosis, avian A type of tuberculosis affecting birds, caused by Mycobacterium avium, which may be communicated to other…
- Tache noire Black spot (in French), a small ulcer covered with a black crust at the site of a tick bite, characteristic…
- Atelectasis Failure of full expansion of the lung at birth or a collapse thereafter of the lung. The word comes from the…
- Pericardium, parietal The outer layer of the pericardium which is a conical sac of fibrous tissue that surrounds the heart and the…